71211888

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 180

約数和(自身を含む): 225973384

約数和(自身を除く): 154761496

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 61, 66, 67, 72, 88, 99, 121, 122, 132, 134, 144, 176, 183, 198, 201, 242, 244, 264, 268, 363, 366, 396, 402, 484, 488, 528, 536, 549, 603, 671, 726, 732, 737, 792, 804, 968, 976, 1072, 1089, 1098, 1206, 1342, 1452, 1464, 1474, 1584, 1608, 1936, 2013, 2178, 2196, 2211, 2412, 2684, 2904, 2928, 2948, 3216, 4026, 4087, 4356, 4392, 4422, 4824, 5368, 5808, 5896, 6039, 6633, 7381, 8052, 8107, 8174, 8712, 8784, 8844, 9648, 10736, 11792, 12078, 12261, 13266, 14762, 16104, 16214, 16348, 17424, 17688, 22143, 24156, 24321, 24522, 26532, 29524, 32208, 32428, 32696, 35376, 36783, 44286, 44957, 48312, 48642, 49044, 53064, 59048, 64856, 65392, 66429, 72963, 73566, 88572, 89914, 96624, 97284, 98088, 106128, 118096, 129712, 132858, 134871, 145926, 147132, 177144, 179828, 194568, 196176, 265716, 269742, 291852, 294264, 354288, 359656, 389136, 404613, 494527, 531432, 539484, 583704, 588528, 719312, 809226, 989054, 1062864, 1078968, 1167408, 1483581, 1618452, 1978108, 2157936, 2967162, 3236904, 3956216, 4450743, 5934324, 6473808, 7912432, 8901486, 11868648, 17802972, 23737296, 35605944, 71211888]

約数ペア:

[(1, 71211888), (2, 35605944), (3, 23737296), (4, 17802972), (6, 11868648), (8, 8901486), (9, 7912432), (11, 6473808), (12, 5934324), (16, 4450743), (18, 3956216), (22, 3236904), (24, 2967162), (33, 2157936), (36, 1978108), (44, 1618452), (48, 1483581), (61, 1167408), (66, 1078968), (67, 1062864), (72, 989054), (88, 809226), (99, 719312), (121, 588528), (122, 583704), (132, 539484), (134, 531432), (144, 494527), (176, 404613), (183, 389136), (198, 359656), (201, 354288), (242, 294264), (244, 291852), (264, 269742), (268, 265716), (363, 196176), (366, 194568), (396, 179828), (402, 177144), (484, 147132), (488, 145926), (528, 134871), (536, 132858), (549, 129712), (603, 118096), (671, 106128), (726, 98088), (732, 97284), (737, 96624), (792, 89914), (804, 88572), (968, 73566), (976, 72963), (1072, 66429), (1089, 65392), (1098, 64856), (1206, 59048), (1342, 53064), (1452, 49044), (1464, 48642), (1474, 48312), (1584, 44957), (1608, 44286), (1936, 36783), (2013, 35376), (2178, 32696), (2196, 32428), (2211, 32208), (2412, 29524), (2684, 26532), (2904, 24522), (2928, 24321), (2948, 24156), (3216, 22143), (4026, 17688), (4087, 17424), (4356, 16348), (4392, 16214), (4422, 16104), (4824, 14762), (5368, 13266), (5808, 12261), (5896, 12078), (6039, 11792), (6633, 10736), (7381, 9648), (8052, 8844), (8107, 8784), (8174, 8712)]